package com.wjgl.dao;

import java.util.List;

import org.hibernate.LockMode;
import org.hibernate.Query;
import org.hibernate.Session;
import org.hibernate.Transaction;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.context.ApplicationContext;
import org.springframework.orm.hibernate3.support.HibernateDaoSupport;

import com.wjgl.domain.RoleHasPermission;

/**
 * A data access object (DAO) providing persistence and search support for
 * RoleHasPermission entities. Transaction control of the save(), update() and
 * delete() operations can directly support Spring container-managed
 * transactions or they can be augmented to handle user-managed Spring
 * transactions. Each of these methods provides additional information for how
 * to configure it for the desired type of transaction control.
 * 
 * @see com.wjgl.domain.RoleHasPermission
 * @author MyEclipse Persistence Tools
 */

public class RoleHasPermissionDAO extends HibernateDaoSupport {
	private static final Logger log = LoggerFactory
			.getLogger(RoleHasPermissionDAO.class);

	protected void initDao() {
		// do nothing
	}

	public void save(RoleHasPermission transientInstance) {
		log.debug("saving RoleHasPermission instance");
		try {
			getHibernateTemplate().save(transientInstance);
			log.debug("save successful");
		} catch (RuntimeException re) {
			log.error("save failed", re);
			throw re;
		}
	}

	public void delete(RoleHasPermission persistentInstance) {
		log.debug("deleting RoleHasPermission instance");
		try {
			getHibernateTemplate().delete(persistentInstance);
			log.debug("delete successful");
		} catch (RuntimeException re) {
			log.error("delete failed", re);
			throw re;
		}
	}

	public RoleHasPermission findById(com.wjgl.domain.RoleHasPermissionId id) {
		log.debug("getting RoleHasPermission instance with id: " + id);
		try {
			RoleHasPermission instance = (RoleHasPermission) getHibernateTemplate()
					.get("com.wjgl.domain.RoleHasPermission", id);
			return instance;
		} catch (RuntimeException re) {
			log.error("get failed", re);
			throw re;
		}
	}

	public List findByExample(RoleHasPermission instance) {
		log.debug("finding RoleHasPermission instance by example");
		try {
			List results = getHibernateTemplate().findByExample(instance);
			log.debug("find by example successful, result size: "
					+ results.size());
			return results;
		} catch (RuntimeException re) {
			log.error("find by example failed", re);
			throw re;
		}
	}

	public List findByProperty(String propertyName, Object value) {
		log.debug("finding RoleHasPermission instance with property: "
				+ propertyName + ", value: " + value);
		try {
			String queryString = "from RoleHasPermission as model where model."
					+ propertyName + "= ?";
			return getHibernateTemplate().find(queryString, value);
		} catch (RuntimeException re) {
			log.error("find by property name failed", re);
			throw re;
		}
	}

	public List findAll() {
		log.debug("finding all RoleHasPermission instances");
		try {
			String queryString = "from RoleHasPermission";
			return getHibernateTemplate().find(queryString);
		} catch (RuntimeException re) {
			log.error("find all failed", re);
			throw re;
		}
	}

	public RoleHasPermission merge(RoleHasPermission detachedInstance) {
		log.debug("merging RoleHasPermission instance");
		try {
			RoleHasPermission result = (RoleHasPermission) getHibernateTemplate()
					.merge(detachedInstance);
			log.debug("merge successful");
			return result;
		} catch (RuntimeException re) {
			log.error("merge failed", re);
			throw re;
		}
	}

	public void attachDirty(RoleHasPermission instance) {
		log.debug("attaching dirty RoleHasPermission instance");
		try {
			getHibernateTemplate().saveOrUpdate(instance);
			log.debug("attach successful");
		} catch (RuntimeException re) {
			log.error("attach failed", re);
			throw re;
		}
	}

	public void attachClean(RoleHasPermission instance) {
		log.debug("attaching clean RoleHasPermission instance");
		try {
			getHibernateTemplate().lock(instance, LockMode.NONE);
			log.debug("attach successful");
		} catch (RuntimeException re) {
			log.error("attach failed", re);
			throw re;
		}
	}
	
	public void createSql(String sql){
		Session session = this.getSession();
		Transaction tx=session.beginTransaction();
		Query query = session.createQuery(sql);
		query.executeUpdate();
		tx.commit();
	}

	public static RoleHasPermissionDAO getFromApplicationContext(
			ApplicationContext ctx) {
		return (RoleHasPermissionDAO) ctx.getBean("RoleHasPermissionDAO");
	}
}